How to Fix AC Blowing Warm Air

On summer days in Tucson, your AC unit is among the busiest equipment in your home. It can offer you cool air that can make you comfortable during the hot weather. In addition, it also enhances your indoor air quality. Meanwhile, there are some circumstances in your AC unit that may not work properly. You may experience the unit blowing warm air instead of cool air. In order to fix these problems, we must know their causes. In this blog, we will reveal to you the reasons why your AC unit blows warm air and how to fix it.

Why does your AC unit blow warm air?

The following are some reasons why your AC is blowing warm air.

Electrical problems

One of the reasons why the AC unit blows warm air is due to electrical problems. Loss of power outside the AC unit can cause issues within the vent. With this, check the emergency shutoff switch and circuit breaker for a potential problem. In this case, it is a good idea to contact a professional AC repair in Tucson AZ, immediately.

Dirty working conditions

Another culprit is a dirty air filter or condenser unit. So, it’s time to clean your thermostat. Keep in mind that your AC unit needs clean passage to deliver refreshing and cool air to your home. Cool air can be trapped if dirt or debris blocks the way.

Troubleshooting with the thermostat

Your AC may also blow warm air if the thermostat was improperly set. Make sure to double-check your settings and confirm your thermostat’s connections.

Leaking or low refrigerant

Low or leaking refrigerant is also among the common reasons for AC units to blow warm air. Meanwhile, it is not advised as a do-it-yourself operation. With this, you need to hire a professional AC repair service in Tucson to do the difficult job for you. With them, the problem will surely figure out and solve immediately. If the refrigerant doesn’t leak, the air ducts can be the culprit. Now that you have learned about the possible reasons why your AC blows warm air let us know how to fix it. aircon unit

Fixing your AC that blows warm air

The following are the solutions for your AC blowing warm air.

Proper maintenance

If you want to prevent your AC from blowing warm air, you should be responsible for its proper maintenance. Clean the unit to prevent dust and dirt buildup. With that, you can keep its maximum efficiency and avoid costly repairs in the future.

Check your thermostat

If your AC blows warm air, you can check your thermostat. Ensure that it is set to ‘cool’ and at the right temperature. If it already needs new batteries, you should replace them.

Fix your air filter and evaporator coils

If the cause of AC blowing warm air is your evaporator coils and air filter, you can check it. If the evaporator coil was frozen, turn off the unit and change your air filter. If the coils re-freeze, turn off your unit and troubleshoot your AC problem with an expert HVAC technician’s help.

Check the fan

There are some instances that your AC unit blows warm air due to fan issues. You can check the fan motor if it needs good cleaning or replacement. You can use a soft cloth and vacuum to remove the debris and dirt in the blades.

Check the condenser coils

The condenser coils of your AC unit can also be the cause for removing heat from the air and expel it outside your home. It is part of your outdoor unit that can accumulate grime and dirt over time. Well, the best solution to this is to clean your outdoor unit regularly. It is beneficial to offer the condenser enough room to breathe. Remove the debris and weed that surround the unit. Meanwhile, make sure to turn off the power before the cleaning process.

Hire a professional Tucson Air Conditioning Repair

The best way to fix your AC blowing warm air is to hire an expert in Tucson Air Conditioning Repair. They have the experience and knowledge on how to solve HVAC problems. With their help, you have the assurance that your AC will return to its excellent efficiency. In addition, you can also save your time and effort in trying to fix your AC problems.

Importance of hiring an expert AC repair in Tucson, AZ

expert cleaning an ac unit If your AC unit blows warm air instead of cool air, it’s time to hire a professional AC repair service in Tucson, AZ. Keep in mind that fixing your AC unit issues can be dangerous, especially if you don’t have experience fixing it. That’s why it is highly recommended to leave the job for the experts. The following are the reasons why you should hire an AC repair service:

Safe fixing process

Fixing your AC unit issues can come with potential hazards. So, if you want to solve your AC problems efficiently and safely, leave it to the experts. With this, you can avoid accidents that may happen if you do it yourself.

Effective and quality work

With the help of professional technicians, you can get quality and efficient repair service. You have the assurance that your AC issue will be fixed by a professional who is experienced in the job. They have the right equipment and techniques for bringing back the best efficiency of your AC unit.

Save your energy bills

AC repair in Tucson AZ will help you to save more on your energy bills. They can fix your AC issues immediately, so you can enjoy convenient home living while saving more. In addition, it can also help to prolong the life of your AC unit.


Your AC unit is important to help you and your family enjoy fresh and healthy indoor air. However, it can be a problem if your AC blows warm air instead of cool air. If this happens, make sure to hire an expert Tucson Air Conditioning Repair to fix your AC issues.

AC Blowing Warm Air? Call today!

If you’re in need of air conditioner repair in Tucson AZ, feel free to reach out to our team. Our HVAC Contractors provide quick and honest air conditioning repair and replacement service for local residents in Tucson, Oro Valley, Casas Adobes, and other neighboring regions.